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Environmental fate & pathways

Phototransformation in air

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The atmospheric oxidation rate constant of  HDI Trimer (Isocyanurat, n=3) is 37.5 * 10-12cm3/(molecule *s) and its atmospheric half-life is 10.3 hrs.
The atmospheric oxidation rate constant of the corresponding triamine of the main component HDI Trimer (Isocyanurat, n=3) is 129.1 * 10-12cm3/(molecule *s) and its atmospheric half-life is 3.0 hrs.

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